It means the same line that we marked above the candlestick with 38 pips

As soon as the zero candlestick hits the line, we want to go to Donchian and time three minutes until candlestick one closes below the Donchian line to sell

https://fxdreema.com/shared/TJqvYA1vd

We want the candle shadow that we determined in advance and put a line above it, if the candlestick hits that line again, we want to come to the 3-minute time and if the candlestick closes donchian channel change indicator, we want to sell